Machine Screws

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#4-40 X 5/16" Machine Screws, Flat Slot Drive, 82 Degree Countersink, Full Thread, AISI 316 Stainless Steel

$47.01

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#4-40 X 3/16" Machine Screws, Flat Slot Drive, 82 Degree Countersink, Full Thread, AISI 316 Stainless Steel

$38.38

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#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

$105.80

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#4-40 X 3/4" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

$107.30

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#4-40 X 1" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

$109.82

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#4-40 X 1/2" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

$103.41

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#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

$86.80

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#4-40 X 3/4" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

$88.96

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#4-40 X 1" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

$90.00

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#4-40 X 1/2" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

$89.24

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#4-40 X 5/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Drilled Spanner Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

$82.36

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#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Drilled Spanner Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

$80.84

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#4-40 X 5/16" Machine Screws, Flat Slot Drive, 82 Degree Countersink, Full Thread, AISI 316 Stainless Steel

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Type 316 stainless steel is considered "marine grade".Stainless steel significantly improves resistance to tarnishing or corrosion.Diameter (Nominal):...

$47.01

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#4-40 X 3/16" Machine Screws, Flat Slot Drive, 82 Degree Countersink, Full Thread, AISI 316 Stainless Steel

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Type 316 stainless steel is considered "marine grade".Stainless steel significantly improves resistance to tarnishing or corrosion.Diameter (Nominal):...

$38.38

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#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Type 304 stainless steel is defined as a Chromium-Nickel austenitic alloy.Stainless steel significantly improves resistance to tarnishing or corrosion.This...

$105.80

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#4-40 X 3/4" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Type 304 stainless steel is defined as a Chromium-Nickel austenitic alloy.Stainless steel significantly improves resistance to tarnishing or corrosion.This...

$107.30

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#4-40 X 1" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Type 304 stainless steel is defined as a Chromium-Nickel austenitic alloy.Stainless steel significantly improves resistance to tarnishing or corrosion.This...

$109.82

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#4-40 X 1/2" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Type 304 stainless steel is defined as a Chromium-Nickel austenitic alloy.Stainless steel significantly improves resistance to tarnishing or corrosion.This...

$103.41

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#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.This item includes a high quality screwdriver insert bit matched for...

$86.80

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#4-40 X 3/4" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.This item includes a high quality screwdriver insert bit matched for...

$88.96

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#4-40 X 1" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.This item includes a high quality screwdriver insert bit matched for...

$90.00

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#4-40 X 1/2" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.This item includes a high quality screwdriver insert bit matched for...

$89.24

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#4-40 X 5/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Drilled Spanner Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Type 304 stainless steel is defined as a Chromium-Nickel austenitic alloy.Stainless steel significantly improves resistance to tarnishing or corrosion.This...

$82.36

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#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Drilled Spanner Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.Type 304 stainless steel is defined as a Chromium-Nickel austenitic alloy.Stainless steel significantly improves resistance to tarnishing or corrosion.This...

$80.84

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#4-40 X 5/16" Machine Screws, Flat Slot Drive, 82 Degree Countersink, Full Thread, AISI 316 Stainless Steel

#4-40 X 3/16" Machine Screws, Flat Slot Drive, 82 Degree Countersink, Full Thread, AISI 316 Stainless Steel

#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 3/4" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 1" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 1/2" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

#4-40 X 3/4" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

#4-40 X 1" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

#4-40 X 1/2" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

#4-40 X 5/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Drilled Spanner Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Drilled Spanner Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 5/16" Machine Screws, Flat Slot Drive, 82 Degree Countersink, Full Thread, AISI 316 Stainless Steel

#4-40 X 3/16" Machine Screws, Flat Slot Drive, 82 Degree Countersink, Full Thread, AISI 316 Stainless Steel

#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 3/4" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 1" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 1/2" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

#4-40 X 3/4" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

#4-40 X 1" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

#4-40 X 1/2" Security Machine Screws, Flat Countersunk Head Tamper Resistant Hex Socket Pin Drive, Alloy Steel, Includes Driver Bit

#4-40 X 5/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Drilled Spanner Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit

#4-40 X 3/8" Security Machine Screws, Flat Countersunk Head Tamper Resistant Drilled Spanner Drive, AISI 304 Stainless Steel (18-8), Includes Driver Bit